Brother International BAS-326G PS Instruction Manual - English - Page 63
Thread take-up spring, 10-4. Adjusting the needle bar height, STANDARD ADJUSTMENTS
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10-3. Thread take-up spring Thread take-up spring height (mm) Thread take-up spring tension (N) 7 − 10 1.0 − 1.2 Lower Higher 10. STANDARD ADJUSTMENTS Loosen the set screw (1) and turn the adjuster to adjust. 5022Q Turn the tension stud (2) with a screwdriver to adjust the tension. Weaker Stronger 2265B NOTE: If the thread tension spring is not adjusted correctly, the upper thread trailing length will be uneven after thread trimming. 10-4. Adjusting the needle bar height 2552Q 2266B Turn the machine pulley to move the needle bar to the lowest position. Then remove the rubber plug (2), loosen the screw (3) and then move the needle bar up or down to adjust so that the second reference line from the bottom of the needle bar (reference line A) is aligned with the lower edge of the needle bar bush (1). * If using a DP X 5 needle, use the highest reference line (reference line a). BAS-326G PS 54